Ответ:
Verb Noun Adjective
compose composer composed
composition composite
alter alteration alterant
alterity alterable
remain remainder remaining
remains
produce producer productive
product produced
production producing
use usage useful
user, use used
progress progress progressive
progression progressing
<span>1. a skier
2. a singer </span>
<span><span>3. a speedskater
</span>4. a </span>waitress<span>
5. a driver
6. a </span>horseman / jockey / rider<span>
7. a dancer / </span>ballerina<span>
8. a teacher
9. a </span>doctor<span>
10. a jumper
11. a nurse
12. a swimmer</span>
Sea - море
Ocean - океан
Signals - сигналы
Water - вода
Seaweed - водоросли
Dolphin therapy - дельфинотерапия
Dolphinarium - дельфинариум
Show - шоу
To swim - плавать
Mammal - млекопитающее